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Properties of substance:

ethane

Physical appearance:

colorless gas

Empirical formula (Hill's system for organic substances):

C2H6

Structural formula as text:

CH3CH3

Molar/atomic mass: 30.07

Melting point (°C):

-182.81

Boiling point (°C):

-88.63

Solubility (g/100 g of solvent):

amyl acetate: 0.516 (30°C) [Ref.]
acetone: 0.712 (0°C) [Ref.]
acetone: 0.575 (20°C) [Ref.]
acetone: 0.473 (40°C) [Ref.]
benzene: 0.735 (10°C) [Ref.]
benzene: 0.664 (20°C) [Ref.]
benzene: 0.513 (50°C) [Ref.]
water: 0.01083 (4.99°C) [Ref.]
water: 0.007413 (14.99°C) [Ref.]
water: 0.0058 (20°C) [Ref.]
water: 0.0024 (60°C) [Ref.]
perfluoro-n-heptane: 0.0001573 (25°C) [Ref.]
hexane: 0.646 (30°C) [Ref.]
heptane: 0.846 (30°C) [Ref.]
dimethylformamide: 0.21 (25°C) [Ref.]
methanol: 0.36 (25°C) [Ref.]
methyl acetate: 0.61 (0°C) [Ref.]
methyl acetate: 0.497 (20°C) [Ref.]
methyl acetate: 0.411 (40°C) [Ref.]
perfluorotributylamine: 0.1838 (13.55°C) [Ref.]
perfluorotributylamine: 0.1645 (20.6°C) [Ref.]
perfluorotributylamine: 0.1542 (25°C) [Ref.]
perfluorotributylamine: 0.1416 (30.89°C) [Ref.]
carbon tetrachloride: 0.628 (0°C) [Ref.]
carbon tetrachloride: 0.478 (20°C) [Ref.]
monochlorbenzene: 0.581 (0°C) [Ref.]
monochlorbenzene: 0.457 (20°C) [Ref.]
monochlorbenzene: 0.372 (40°C) [Ref.]
cyclohexanol: 0.096 (26°C) [Ref.]
ethanol: 0.078 (20°C) [Ref.]
ethyl acetate: 0.455 (30°C) [Ref.]

Numerical data:

Interatomic distances (in pm): 110
Interatomic distances (in pm): 154

Density:

0.572 (-100°C, d4)

Vapour pressure (Torr):

1 (-159°C)
10 (-142.9°C)
40 (-129.8°C)
100 (-119.3°C)
400 (-99.7°C)

    Dissociation:

    pKa (1) = 42 (20°C, water)

    Speed sound (m/s):

    308 (10°C, aggregative state - gas)

    Standard molar enthalpy (heat) of formation ΔfH0 (298.15 K, kJ/mol):

    -84.67 (g)

    Standard molar Gibbs energy of formation ΔfG0 (298.15 K, kJ/mol):

    -32.89 (g)

    Standard molar entropy S0 (298.15 K, J/mol·K):

    229.49 (g)

    Molar heat capacity at constant pressure Cp (298.15 K, J/mol·K):

    52.65 (g)

    Molar enthalpy (heat) of fusion ΔfusH (kJ/mol):

    2.86

    Autoignition temperature (°C):

    472

    Heat of combustion (kJ/mol):

    1541.4

    Critical temperature (°C):

    32.27

    Critical pressure (MPa):

    4.89

    Critical density (g/cm3):

    0.2045

    References:

    1. Raff A.M. Experimental determination of the solubilities of ethane in selected n-paraffin solvents. - Dissertation. - Oklahoma, 1989
    2. Seidell A. Solubilities of organic compounds. - 3ed., vol.2. - New York: D. Van Nostrand Company, 1941. - pp. 126-127
    3. Yalkowsky S.H., Yan H., Jain P. Handbook of aqueous solubility data. – 2nd ed. - CRC Press, 2010. - pp. 39-40
    4. Гордон А., Форд Р. Спутник химика. - М.: Мир, 1976. - pp. 77
    5. Каррер П. Курс органической химии. - Л.: ГНТИХЛ, 1960. - pp. 40
    6. Промышленные хлорорганические продукты: Справочник. - М.: Химия, 1978. - pp. 599-601
    7. Рабинович В.А., Хавин З.Я. Краткий химический справочник. - Л.: Химия, 1977. - pp. 197
    8. Справочник по растворимости. - Т.1, Кн.1. - М.-Л.: ИАН СССР, 1961. - pp. 384
    9. Справочник по растворимости. - Т.1, Кн.2. - М.-Л.: ИАН СССР, 1962. - pp. 1024, 1201-1203
    10. Справочник химика. - 2 изд., Т.1. - Л.-М.: Химия, 1966. - pp. 621
    11. Химическая энциклопедия. - Т. 5. - М.: Советская энциклопедия, 1999. - pp. 491
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      © Collected Ruslan Anatolievich Kiper, burewestnik@mail.ru